@ECHO OFF

IF NOT %1=="" GOTO CHECKPARAM

ECHO You did not mention an adapter for me to configure.
ECHO Goodbye!
GOTO :EOF

:CHECKPARAM

REM Make sure that other than setting the adapter name,
REM you actually have a domain set.

IF NOT %2=="" GOTO CONFIGDNS

ECHO You did not supply a domain you want configured.
ECHO Goodbye!
GOTO :EOF

:CONFIGDNS

%WINDIR%\system32\wmic.exe nicconifg "where description='%~1'" call setdnsdomain("%~2")

IF %ERRORLEVEL%==0 GOTO :EOF

ECHO Uh-oh. WMIC seems to have not exited gracefully.
ECHO The error code was %ERRORLEVEL%.
ECHO Goodbye!

:EOF